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| Dir : //home/trave494/flavoredfog.co.uk/wp-content/plugins/contact-form-7/modules/constant-contact.php |
<?php
add_action( 'wpcf7_init', 'wpcf7_constant_contact_register_service', 10, 0 );
function wpcf7_constant_contact_register_service() {
$integration = WPCF7_Integration::get_instance();
$integration->add_category( 'email_marketing',
__( 'Email Marketing', 'contact-form-7' ) );
$service = WPCF7_ConstantContact::get_instance();
$integration->add_service( 'constant_contact', $service );
}
add_action( 'wpcf7_save_contact_form',
'wpcf7_constant_contact_save_contact_form', 10, 1 );
function wpcf7_constant_contact_save_contact_form( $contact_form ) {
$service = WPCF7_ConstantContact::get_instance();
if ( ! $service->is_active() ) {
return;
}
$additional_settings = $contact_form->additional_setting(
'constant_contact',
false
);
$list_names = array();
$pattern = '/[\t ]*('
. "'[^']*'"
. '|'
. '"[^"]*"'
. '|'
. '[^,]*?'
. ')[\t ]*(?:[,]+|$)/';
foreach ( $additional_settings as $setting ) {
if ( preg_match_all( $pattern, $setting, $matches ) ) {
foreach ( $matches[1] as $match ) {
$name = trim( wpcf7_strip_quote( $match ) );
if ( '' !== $name ) {
$list_names[] = $name;
}
}
}
}
$list_names = array_unique( $list_names );
$key = sprintf( 'wpcf7_contact_form:%d', $contact_form->id() );
$service->update_contact_lists( array( $key => $list_names ) );
}
add_action( 'wpcf7_submit', 'wpcf7_constant_contact_submit', 10, 2 );
function wpcf7_constant_contact_submit( $contact_form, $result ) {
$service = WPCF7_ConstantContact::get_instance();
if ( ! $service->is_active() ) {
return;
}
if ( $contact_form->in_demo_mode() ) {
return;
}
$do_submit = true;
if ( empty( $result['status'] )
or ! in_array( $result['status'], array( 'mail_sent' ) ) ) {
$do_submit = false;
}
$additional_settings = $contact_form->additional_setting(
'constant_contact',
false
);
foreach ( $additional_settings as $setting ) {
if ( in_array( $setting, array( 'off', 'false', '0' ), true ) ) {
$do_submit = false;
break;
}
}
$do_submit = apply_filters( 'wpcf7_constant_contact_submit',
$do_submit, $contact_form, $result );
if ( ! $do_submit ) {
return;
}
$submission = WPCF7_Submission::get_instance();
$consented = true;
foreach ( $contact_form->scan_form_tags( 'feature=name-attr' ) as $tag ) {
if ( $tag->has_option( 'consent_for:constant_contact' )
and null == $submission->get_posted_data( $tag->name ) ) {
$consented = false;
break;
}
}
if ( ! $consented ) {
return;
}
$request_builder_class_name = apply_filters(
'wpcf7_constant_contact_contact_post_request_builder',
'WPCF7_ConstantContact_ContactPostRequest'
);
if ( ! class_exists( $request_builder_class_name ) ) {
return;
}
$request_builder = new $request_builder_class_name;
$request_builder->build( $submission );
if ( ! $request_builder->is_valid() ) {
return;
}
if ( $email = $request_builder->get_email_address()
and $service->email_exists( $email ) ) {
return;
}
$service->create_contact( $request_builder->to_array() );
}
if ( ! class_exists( 'WPCF7_Service_OAuth2' ) ) {
return;
}
class WPCF7_ConstantContact extends WPCF7_Service_OAuth2 {
const service_name = 'constant_contact';
const authorization_endpoint = 'https://api.cc.email/v3/idfed';
const token_endpoint = 'https://idfed.constantcontact.com/as/token.oauth2';
private static $instance;
protected $contact_lists = array();
public static function get_instance() {
if ( empty( self::$instance ) ) {
self::$instance = new self;
}
return self::$instance;
}
private function __construct() {
$this->authorization_endpoint = self::authorization_endpoint;
$this->token_endpoint = self::token_endpoint;
$option = (array) WPCF7::get_option( self::service_name );
if ( isset( $option['client_id'] ) ) {
$this->client_id = $option['client_id'];
}
if ( isset( $option['client_secret'] ) ) {
$this->client_secret = $option['client_secret'];
}
if ( isset( $option['access_token'] ) ) {
$this->access_token = $option['access_token'];
}
if ( isset( $option['refresh_token'] ) ) {
$this->refresh_token = $option['refresh_token'];
}
if ( $this->is_active() ) {
if ( isset( $option['contact_lists'] ) ) {
$this->contact_lists = $option['contact_lists'];
}
}
add_action( 'wpcf7_admin_init', array( $this, 'auth_redirect' ) );
}
public function auth_redirect() {
$auth = isset( $_GET['auth'] ) ? trim( $_GET['auth'] ) : '';
$code = isset( $_GET['code'] ) ? trim( $_GET['code'] ) : '';
if ( self::service_name === $auth and $code
and current_user_can( 'wpcf7_manage_integration' ) ) {
$redirect_to = add_query_arg(
array(
'service' => self::service_name,
'action' => 'auth_redirect',
'code' => $code,
),
menu_page_url( 'wpcf7-integration', false )
);
wp_safe_redirect( $redirect_to );
exit();
}
}
protected function save_data() {
$option = array_merge(
(array) WPCF7::get_option( self::service_name ),
array(
'client_id' => $this->client_id,
'client_secret' => $this->client_secret,
'access_token' => $this->access_token,
'refresh_token' => $this->refresh_token,
'contact_lists' => $this->contact_lists,
)
);
WPCF7::update_option( self::service_name, $option );
}
protected function reset_data() {
$this->client_id = '';
$this->client_secret = '';
$this->access_token = '';
$this->refresh_token = '';
$this->contact_lists = array();
$this->save_data();
}
public function get_title() {
return __( 'Constant Contact', 'contact-form-7' );
}
public function get_categories() {
return array( 'email_marketing' );
}
public function icon() {
}
public function link() {
echo sprintf( '<a href="%1$s">%2$s</a>',
'https://constant-contact.evyy.net/c/1293104/205991/3411',
'constantcontact.com'
);
}
protected function get_redirect_uri() {
return admin_url( '/?auth=' . self::service_name );
}
protected function menu_page_url( $args = '' ) {
$args = wp_parse_args( $args, array() );
$url = menu_page_url( 'wpcf7-integration', false );
$url = add_query_arg( array( 'service' => self::service_name ), $url );
if ( ! empty( $args) ) {
$url = add_query_arg( $args, $url );
}
return $url;
}
public function load( $action = '' ) {
parent::load( $action );
if ( 'setup' == $action and 'POST' == $_SERVER['REQUEST_METHOD'] ) {
check_admin_referer( 'wpcf7-constant-contact-setup' );
if ( ! empty( $_POST['reset'] ) ) {
$this->reset_data();
} else {
$this->client_id = isset( $_POST['client_id'] )
? trim( $_POST['client_id'] ) : '';
$this->client_secret = isset( $_POST['client_secret'] )
? trim( $_POST['client_secret'] ) : '';
$this->save_data();
$this->authorize( 'contact_data' );
}
wp_safe_redirect( $this->menu_page_url( 'action=setup' ) );
exit();
}
if ( 'edit' == $action and 'POST' == $_SERVER['REQUEST_METHOD'] ) {
check_admin_referer( 'wpcf7-constant-contact-edit' );
$list_ids = isset( $_POST['contact_lists'] )
? (array) $_POST['contact_lists']
: array();
$this->update_contact_lists( array( 'default' => $list_ids ) );
wp_safe_redirect( $this->menu_page_url(
array(
'action' => 'setup',
'message' => 'updated',
)
) );
exit();
}
if ( $this->is_active() ) {
$this->update_contact_lists();
}
}
public function email_exists( $email ) {
$endpoint = add_query_arg(
array(
'email' => $email,
'status' => 'all',
),
'https://api.cc.email/v3/contacts'
);
$request = array(
'method' => 'GET',
'headers' => array(
'Accept' => 'application/json',
'Content-Type' => 'application/json; charset=utf-8',
),
);
$response = $this->remote_request( $endpoint, $request );
if ( 400 <= (int) wp_remote_retrieve_response_code( $response ) ) {
if ( WP_DEBUG ) {
$this->log( $endpoint, $request, $response );
}
return false;
}
$response_body = wp_remote_retrieve_body( $response );
if ( empty( $response_body ) ) {
return false;
}
$response_body = json_decode( $response_body, true );
return ! empty( $response_body['contacts'] );
}
public function create_contact( $properties ) {
$endpoint = 'https://api.cc.email/v3/contacts';
$request = array(
'method' => 'POST',
'headers' => array(
'Accept' => 'application/json',
'Content-Type' => 'application/json; charset=utf-8',
),
'body' => json_encode( $properties ),
);
$response = $this->remote_request( $endpoint, $request );
if ( 400 <= (int) wp_remote_retrieve_response_code( $response ) ) {
if ( WP_DEBUG ) {
$this->log( $endpoint, $request, $response );
}
return false;
}
}
public function get_contact_lists() {
$endpoint = 'https://api.cc.email/v3/contact_lists';
$request = array(
'method' => 'GET',
'headers' => array(
'Accept' => 'application/json',
'Content-Type' => 'application/json; charset=utf-8',
),
);
$response = $this->remote_request( $endpoint, $request );
if ( 400 <= (int) wp_remote_retrieve_response_code( $response ) ) {
if ( WP_DEBUG ) {
$this->log( $endpoint, $request, $response );
}
return false;
}
$response_body = wp_remote_retrieve_body( $response );
if ( empty( $response_body ) ) {
return false;
}
$response_body = json_decode( $response_body, true );
if ( ! empty( $response_body['lists'] ) ) {
return (array) $response_body['lists'];
} else {
return array();
}
}
public function update_contact_lists( $selection = array() ) {
$contact_lists = array();
$contact_lists_on_api = $this->get_contact_lists();
if ( false !== $contact_lists_on_api ) {
foreach ( (array) $contact_lists_on_api as $list ) {
if ( isset( $list['list_id'] ) ) {
$list_id = trim( $list['list_id'] );
} else {
continue;
}
if ( isset( $this->contact_lists[$list_id]['selected'] ) ) {
$list['selected'] = $this->contact_lists[$list_id]['selected'];
} else {
$list['selected'] = array();
}
$contact_lists[$list_id] = $list;
}
} else {
$contact_lists = $this->contact_lists;
}
foreach ( (array) $selection as $key => $ids_or_names ) {
foreach( $contact_lists as $list_id => $list ) {
if ( in_array( $list['list_id'], (array) $ids_or_names, true )
or in_array( $list['name'], (array) $ids_or_names, true ) ) {
$contact_lists[$list_id]['selected'][$key] = true;
} else {
unset( $contact_lists[$list_id]['selected'][$key] );
}
}
}
$this->contact_lists = $contact_lists;
if ( $selection ) {
$this->save_data();
}
return $this->contact_lists;
}
public function admin_notice( $message = '' ) {
switch ( $message ) {
case 'success':
echo sprintf(
'<div class="updated notice notice-success is-dismissible"><p>%s</p></div>',
esc_html( __( "Connection established.", 'contact-form-7' ) )
);
break;
case 'failed':
echo sprintf(
'<div class="error notice notice-error is-dismissible"><p><strong>%1$s</strong>: %2$s</p></div>',
esc_html( __( "Error", 'contact-form-7' ) ),
esc_html( __( "Failed to establish connection. Please double-check your configuration.", 'contact-form-7' ) )
);
break;
case 'updated':
echo sprintf(
'<div class="updated notice notice-success is-dismissible"><p>%s</p></div>',
esc_html( __( "Configuration updated.", 'contact-form-7' ) )
);
break;
}
}
public function display( $action = '' ) {
echo '<p>' . sprintf(
esc_html( __( 'The Constant Contact integration module allows you to send contact data collected through your contact forms to the Constant Contact API. You can create reliable email subscription services in a few easy steps. For details, see %s.', 'contact-form-7' ) ),
wpcf7_link(
__(
'https://contactform7.com/constant-contact-integration/',
'contact-form-7'
),
__( 'Constant Contact Integration', 'contact-form-7' )
)
) . '</p>';
if ( $this->is_active() ) {
echo sprintf(
'<p class="dashicons-before dashicons-yes">%s</p>',
esc_html( __( "This site is connected to the Constant Contact API.", 'contact-form-7' ) )
);
}
if ( 'setup' == $action ) {
$this->display_setup();
} else {
echo sprintf(
'<p><a href="%1$s" class="button">%2$s</a></p>',
esc_url( $this->menu_page_url( 'action=setup' ) ),
esc_html( __( 'Setup Integration', 'contact-form-7' ) )
);
}
}
private function display_setup() {
?>
<form method="post" action="<?php echo esc_url( $this->menu_page_url( 'action=setup' ) ); ?>">
<?php wp_nonce_field( 'wpcf7-constant-contact-setup' ); ?>
<table class="form-table">
<tbody>
<tr>
<th scope="row"><label for="client_id"><?php echo esc_html( __( 'API Key', 'contact-form-7' ) ); ?></label></th>
<td><?php
if ( $this->is_active() ) {
echo esc_html( $this->client_id );
echo sprintf(
'<input type="hidden" value="%1$s" id="client_id" name="client_id" />',
esc_attr( $this->client_id )
);
} else {
echo sprintf(
'<input type="text" aria-required="true" value="%1$s" id="client_id" name="client_id" class="regular-text code" />',
esc_attr( $this->client_id )
);
}
?></td>
</tr>
<tr>
<th scope="row"><label for="client_secret"><?php echo esc_html( __( 'App Secret', 'contact-form-7' ) ); ?></label></th>
<td><?php
if ( $this->is_active() ) {
echo esc_html( wpcf7_mask_password( $this->client_secret ) );
echo sprintf(
'<input type="hidden" value="%1$s" id="client_secret" name="client_secret" />',
esc_attr( $this->client_secret )
);
} else {
echo sprintf(
'<input type="text" aria-required="true" value="%1$s" id="client_secret" name="client_secret" class="regular-text code" />',
esc_attr( $this->client_secret )
);
}
?></td>
</tr>
<tr>
<th scope="row"><label for="redirect_uri"><?php echo esc_html( __( 'Redirect URI', 'contact-form-7' ) ); ?></label></th>
<td><?php
echo sprintf(
'<input type="text" value="%1$s" id="redirect_uri" name="redirect_uri" class="large-text code" readonly="readonly" onfocus="this.select();" style="font-size: 11px;" />',
$this->get_redirect_uri()
);
?>
<p class="description"><?php echo esc_html( __( "Set this URL as the redirect URI.", 'contact-form-7' ) ); ?></p>
</td>
</tr>
</tbody>
</table>
<?php
if ( $this->is_active() ) {
submit_button(
_x( 'Reset Keys', 'API keys', 'contact-form-7' ),
'small', 'reset'
);
} else {
submit_button(
__( 'Connect to the Constant Contact API', 'contact-form-7' )
);
}
?>
</form>
<?php
if ( $this->is_active() and ! empty( $this->contact_lists ) ) {
?>
<form method="post" action="<?php echo esc_url( $this->menu_page_url( 'action=edit' ) ); ?>">
<?php wp_nonce_field( 'wpcf7-constant-contact-edit' ); ?>
<table class="form-table">
<tbody>
<tr>
<th scope="row"><?php echo esc_html( _x( 'Contact Lists', 'Constant Contact', 'contact-form-7' ) ); ?></th>
<td>
<fieldset>
<legend class="screen-reader-text"><span><?php echo esc_html( _x( "Contact Lists: Select lists to which newly added contacts are to belong.", 'Constant Contact', 'contact-form-7' ) ); ?></span></legend>
<p class="description"><?php echo esc_html( __( "Select lists to which newly added contacts are to belong.", 'contact-form-7' ) ); ?></p>
<ul class="checkboxes"><?php
foreach ( $this->contact_lists as $list ) {
echo sprintf(
'<li><input %1$s /> <label for="%2$s">%3$s</label></li>',
wpcf7_format_atts( array(
'type' => 'checkbox',
'name' => 'contact_lists[]',
'value' => $list['list_id'],
'id' => 'contact_list_' . $list['list_id'],
'checked' => empty( $list['selected']['default'] )
? ''
: 'checked',
) ),
esc_attr( 'contact_list_' . $list['list_id'] ),
esc_html( $list['name'] )
);
}
?></ul>
</fieldset>
</td>
</tr>
</tbody>
</table>
<?php
submit_button();
}
?>
</form>
<?php
}
}
class WPCF7_ConstantContact_ContactPostRequest {
private $email_address;
private $first_name;
private $last_name;
private $job_title;
private $company_name;
private $create_source;
private $birthday_month;
private $birthday_day;
private $anniversary;
private $custom_fields = array();
private $phone_numbers = array();
private $street_addresses = array();
private $list_memberships = array();
public function __construct() {
}
public function build( WPCF7_Submission $submission ) {
$this->set_create_source( 'Contact' );
$posted_data = (array) $submission->get_posted_data();
if ( isset( $posted_data['your-first-name'] ) ) {
$this->set_first_name( $posted_data['your-first-name'] );
}
if ( isset( $posted_data['your-last-name'] ) ) {
$this->set_last_name( $posted_data['your-last-name'] );
}
if ( ! ( $this->first_name || $this->last_name )
and isset( $posted_data['your-name'] ) ) {
$your_name = preg_split( '/[\s]+/', $posted_data['your-name'], 2 );
$this->set_first_name( array_shift( $your_name ) );
$this->set_last_name( array_shift( $your_name ) );
}
if ( isset( $posted_data['your-email'] ) ) {
$this->set_email_address( $posted_data['your-email'], 'implicit' );
}
if ( isset( $posted_data['your-job-title'] ) ) {
$this->set_job_title( $posted_data['your-job-title'] );
}
if ( isset( $posted_data['your-company-name'] ) ) {
$this->set_company_name( $posted_data['your-company-name'] );
}
if ( isset( $posted_data['your-birthday-month'] )
and isset( $posted_data['your-birthday-day'] ) ) {
$this->set_birthday(
$posted_data['your-birthday-month'],
$posted_data['your-birthday-day']
);
} elseif ( isset( $posted_data['your-birthday'] ) ) {
$date = trim( $posted_data['your-birthday'] );
if ( preg_match( '/^(\d{4})-(\d{2})-(\d{2})$/', $date, $matches ) ) {
$this->set_birthday( $matches[2], $matches[3] );
}
}
if ( isset( $posted_data['your-anniversary'] ) ) {
$this->set_anniversary( $posted_data['your-anniversary'] );
}
if ( isset( $posted_data['your-phone-number'] ) ) {
$this->add_phone_number( $posted_data['your-phone-number'] );
}
$this->add_street_address(
isset( $posted_data['your-address-street'] )
? $posted_data['your-address-street'] : '',
isset( $posted_data['your-address-city'] )
? $posted_data['your-address-city'] : '',
isset( $posted_data['your-address-state'] )
? $posted_data['your-address-state'] : '',
isset( $posted_data['your-address-postal-code'] )
? $posted_data['your-address-postal-code'] : '',
isset( $posted_data['your-address-country'] )
? $posted_data['your-address-country'] : ''
);
$service_option = (array) WPCF7::get_option( 'constant_contact' );
$contact_lists = isset( $service_option['contact_lists'] )
? $service_option['contact_lists'] : array();
$contact_form = $submission->get_contact_form();
if ( $contact_form->additional_setting( 'constant_contact' ) ) {
$key = sprintf( 'wpcf7_contact_form:%d', $contact_form->id() );
} else {
$key = 'default';
}
foreach ( (array) $contact_lists as $list ) {
if ( ! empty( $list['selected'][$key] ) ) {
$this->add_list_membership( $list['list_id'] );
}
}
}
public function is_valid() {
return $this->create_source
&& ( $this->email_address || $this->first_name || $this->last_name );
}
public function to_array() {
$output = array(
'email_address' => $this->email_address,
'first_name' => $this->first_name,
'last_name' => $this->last_name,
'job_title' => $this->job_title,
'company_name' => $this->company_name,
'create_source' => $this->create_source,
'birthday_month' => $this->birthday_month,
'birthday_day' => $this->birthday_day,
'anniversary' => $this->anniversary,
'custom_fields' => $this->custom_fields,
'phone_numbers' => $this->phone_numbers,
'street_addresses' => $this->street_addresses,
'list_memberships' => $this->list_memberships,
);
return array_filter( $output );
}
public function get_email_address() {
if ( isset( $this->email_address['address'] ) ) {
return $this->email_address['address'];
}
return '';
}
public function set_email_address( $address, $permission_to_send = '' ) {
if ( ! wpcf7_is_email( $address )
or 80 < $this->strlen( $address ) ) {
return false;
}
$types_of_permission = array(
'implicit', 'explicit', 'deprecate', 'pending',
'unsubscribe', 'temp_hold', 'not_set',
);
if ( ! in_array( $permission_to_send, $types_of_permission ) ) {
$permission_to_send = 'implicit';
}
return $this->email_address = array(
'address' => $address,
'permission_to_send' => $permission_to_send,
);
}
public function set_first_name( $first_name ) {
$first_name = trim( $first_name );
if ( empty( $first_name )
or 50 < $this->strlen( $first_name ) ) {
return false;
}
return $this->first_name = $first_name;
}
public function set_last_name( $last_name ) {
$last_name = trim( $last_name );
if ( empty( $last_name )
or 50 < $this->strlen( $last_name ) ) {
return false;
}
return $this->last_name = $last_name;
}
public function set_job_title( $job_title ) {
$job_title = trim( $job_title );
if ( empty( $job_title )
or 50 < $this->strlen( $job_title ) ) {
return false;
}
return $this->job_title = $job_title;
}
public function set_company_name( $company_name ) {
$company_name = trim( $company_name );
if ( empty( $company_name )
or 50 < $this->strlen( $company_name ) ) {
return false;
}
return $this->company_name = $company_name;
}
public function set_create_source( $create_source ) {
if ( ! in_array( $create_source, array( 'Contact', 'Account' ) ) ) {
return false;
}
return $this->create_source = $create_source;
}
public function set_birthday( $month, $day ) {
$month = (int) $month;
$day = (int) $day;
if ( $month < 1 || 12 < $month
or $day < 1 || 31 < $day ) {
return false;
}
$this->birthday_month = $month;
$this->birthday_day = $day;
return array( $this->birthday_month, $this->birthday_day );
}
public function set_anniversary( $anniversary ) {
$pattern = sprintf(
'#^(%s)$#',
implode( '|', array(
'\d{1,2}/\d{1,2}/\d{4}',
'\d{4}/\d{1,2}/\d{1,2}',
'\d{4}-\d{1,2}-\d{1,2}',
'\d{1,2}-\d{1,2}-\d{4}',
) )
);
if ( ! preg_match( $pattern, $anniversary ) ) {
return false;
}
return $this->anniversary = $anniversary;
}
public function add_custom_field( $custom_field_id, $value ) {
$uuid_pattern = '/^[0-9a-f-]+$/i';
$value = trim( $value );
if ( 25 <= count( $this->custom_fields )
or ! preg_match( $uuid_pattern, $custom_field_id )
or 255 < $this->strlen( $value ) ) {
return false;
}
return $this->custom_fields[] = array(
'custom_field_id' => $custom_field_id,
'value' => $value,
);
}
public function add_phone_number( $phone_number, $kind = 'home' ) {
$phone_number = trim( $phone_number );
if ( empty( $phone_number )
or ! wpcf7_is_tel( $phone_number )
or 25 < $this->strlen( $phone_number )
or 2 <= count( $this->phone_numbers )
or ! in_array( $kind, array( 'home', 'work', 'other' ) ) ) {
return false;
}
return $this->phone_numbers[] = array(
'phone_number' => $phone_number,
'kind' => $kind,
);
}
public function add_street_address( $street, $city, $state, $postal_code, $country, $kind = 'home' ) {
$street = trim( $street );
$city = trim( $city );
$state = trim( $state );
$postal_code = trim( $postal_code );
$country = trim( $country );
if ( ! ( $street || $city || $state || $postal_code || $country )
or 1 <= count( $this->street_addresses )
or ! in_array( $kind, array( 'home', 'work', 'other' ) )
or 255 < $this->strlen( $street )
or 50 < $this->strlen( $city )
or 50 < $this->strlen( $state )
or 50 < $this->strlen( $postal_code )
or 50 < $this->strlen( $country ) ) {
return false;
}
return $this->street_addresses[] = array(
'kind' => $kind,
'street' => $street,
'city' => $city,
'state' => $state,
'postal_code' => $postal_code,
'country' => $country,
);
}
public function add_list_membership( $list_id ) {
$uuid_pattern = '/^[0-9a-f-]+$/i';
if ( 50 <= count( $this->list_memberships )
or ! preg_match( $uuid_pattern, $list_id ) ) {
return false;
}
return $this->list_memberships[] = $list_id;
}
protected function strlen( $string ) {
return wpcf7_count_code_units( stripslashes( $string ) );
}
}